{% load static %}
<div class="container">
    <nav class="navbar navbar-default" role="navigation"> 
        <div class="navbar-header">
            <a class="navbar-brand" href="http://www.itdiffer.com"> 
                <img src="{% static '/images/logo.png' %}" width="100px">
            </a>
        </div>
        <div>
            <ul class="nav navbar-nav" role="navigation">
                <li><a href="{% url 'home' %}">HOME</a></li>
                <li><a href="{% url 'blog:blog_title' %}">BLOG</a></li>
                <li><a href="{% url 'article:article_titles' %}">文章</a></li>
                <li><a href="{% url 'image:falls_images' %}">美图</a></li>
                <li><a href="{% url 'course:course_list' %}">课程</a></li>
                <li><a href="{% url 'course:about'%}">关于本站</a></li>
            </ul>
            <ul class="nav navbar-nav navbar-right" style="margin-right:10px"> 
                {% if user.is_authenticated %}
                <li>
                    <div class="dropdown" style="margin-top:8px">
                        <button class='btn btn-default dropdown-toggle' type='button' id='dropdownMenu' data-toggle='dropdown'>{{ user.username }}
                            <span class='caret'></span> 
                        </button>
                        <ul class="dropdown-menu">
                            <li><a href="{% url 'account:password_change' %}">修改密码</a></li>
                            <li><a href="{% url 'account:my_information' %}">个人信息</a></li>
                            <li><a href="{% url 'article:article_column' %}">后台管理</a></li>
                        </ul> 
                    </div>
                </li>
                <li><a href="{% url 'account:user_logout' %}">Logout</a></li>
                {% else %}
                <li><a href="{% url 'account:user_login' %}">LOGIN</a></li> 
                <li><a href="{% url 'account:user_register' %}">Sign up</a></li>
                {% endif %}
            </ul> 
        </div>
    </nav>
</div>

<script src="{% static 'js/jquery.js' %}"></script> 
<script src="{% static 'js/bootstrap.js' %}"></script>